chore(deps): bump devcontainers/python in /.devcontainer

Bumps devcontainers/python from 3.10-buster to 3.11-buster.

---
updated-dependencies:
- dependency-name: devcontainers/python
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

.devcontainer/Dockerfile

@@ -1,6 +1,6 @@
 FROM albx79/what-bump:1.2.0 as what-bump
 
-FROM mcr.microsoft.com/devcontainers/python:3.10-buster
+FROM mcr.microsoft.com/devcontainers/python:3.11-buster
 
 COPY requirements-dev.txt .